Section 15.2 - What definitions apply to this part?(a)Department means the Department of Labor.(b)Organizational unit means the jurisdictional area of each Assistant Secretary and each office head within the Department reporting directly to the Secretary.(c)Counsel for Claims and Compensation means the Department's deciding official in the Office of the Solicitor for certain administrative claims under this part. The address for the Counsel for Claims and Compensation is U.S. Department of Labor, 200 Constitution Avenue NW., Suite S4325, Washington, DC 20210. Telephone and fax numbers for this official may be found on the Department's Web site at www.dol.gov.(d)Regional Solicitor means the head of the appropriate Regional Office (Regional Solicitor) or Branch Office (Associate Regional Solicitor) of the Office of Solicitor with jurisdiction to handle certain claims under this part.(e)FTCA means the Federal Tort Claims Act, as amended, 28 U.S.C. 1346(b) , 28 U.S.C. 2671 , et seq.(f)MPCECA means the Military Personnel and Civilian Employees' Claims Act of 1964, 31 U.S.C. 3721 .(g)WIA means the Workforce Investment Act of 1998, 29 U.S.C. 2897(b) .